Pentree, Incorporated is a civil engineering firm that offers a range of design and build services. The company has been in operation for more than 100 years. It undertakes projects for water and wastewater facilities throughout West Virginia and western Virginia. The company specializes in contract administration and inspection services. Pentree, Incorporated s project portfolio includes Montcalm Bridge and King Coal/Coalfields Expressway Interchange. The company offers information technology consultation, water modeling and flow monitoring services. It also provides networking, domain registration, video conferencing, computer management and technical support services. In addition, Pentree, Incorporated conducts feasibility studies, pipeline investigations, and right-of-way and topographic surveys.. Engineering Consultants; Specializing In Water,Wastewater,Surveying & Aerial